diff --git a/paddle/fluid/operators/pool_with_index_op.cc b/paddle/fluid/operators/pool_with_index_op.cc
index 7d8e1c498151cb502905fe8ba9e7cd9388c277cc..113fcd30e656e08d90000a863ccf5213a797b42c 100644
--- a/paddle/fluid/operators/pool_with_index_op.cc
+++ b/paddle/fluid/operators/pool_with_index_op.cc
@@ -88,19 +88,26 @@ class MaxPoolWithIndexOpGrad : public framework::OperatorWithKernel {
   using framework::OperatorWithKernel::OperatorWithKernel;
 
   void InferShape(framework::InferShapeContext *ctx) const override {
-    PADDLE_ENFORCE(ctx->HasInput("Mask"), "Input(Mask) must not be null.");
-    PADDLE_ENFORCE(ctx->HasInput("X"), "Input(X) must not be null.");
-    PADDLE_ENFORCE(ctx->HasOutput(framework::GradVarName("X")),
-                   "Input(X@GRAD) should not be null.");
+    PADDLE_ENFORCE_EQ(
+        ctx->HasInput("Mask"), true,
+        platform::errors::NotFound("Input(Mask) must not be null."));
+    PADDLE_ENFORCE_EQ(ctx->HasInput("X"), true,
+                      platform::errors::NotFound("Input(X) must not be null."));
+    PADDLE_ENFORCE_EQ(
+        ctx->HasInput(framework::GradVarName("Out")), true,
+        platform::errors::NotFound("Input(Out@GRAD) should not be null."));
+    PADDLE_ENFORCE_EQ(
+        ctx->HasOutput(framework::GradVarName("X")), true,
+        platform::errors::NotFound("Output(X@GRAD) should not be null."));
     ctx->SetOutputDim(framework::GradVarName("X"), ctx->GetInputDim("X"));
   }
 
  protected:
   framework::OpKernelType GetExpectedKernelType(
       const framework::ExecutionContext &ctx) const override {
-    return framework::OpKernelType(
-        OperatorWithKernel::IndicateVarDataType(ctx, "X"),
-        ctx.device_context());
+    return framework::OpKernelType(OperatorWithKernel::IndicateVarDataType(
+                                       ctx, framework::GradVarName("Out")),
+                                   ctx.device_context());
   }
 };
 
@@ -302,6 +309,9 @@ class MaxPoolWithIndexGradOpMaker : public framework::SingleGradOpMaker<T> {
   }
 };
 
+DECLARE_NO_NEED_BUFFER_VARS_INFERENCE(
+    MaxPoolWithIndexOpGradNoNeedBufferVarsInference, "X");
+
 }  // namespace operators
 }  // namespace paddle
 
@@ -311,7 +321,8 @@ REGISTER_OPERATOR(max_pool2d_with_index, ops::MaxPoolWithIndexOp,
                   ops::MaxPool2dWithIndexOpMaker,
                   ops::MaxPoolWithIndexGradOpMaker<paddle::framework::OpDesc>,
                   ops::MaxPoolWithIndexGradOpMaker<paddle::imperative::OpBase>);
-REGISTER_OPERATOR(max_pool2d_with_index_grad, ops::MaxPoolWithIndexOpGrad);
+REGISTER_OPERATOR(max_pool2d_with_index_grad, ops::MaxPoolWithIndexOpGrad,
+                  ops::MaxPoolWithIndexOpGradNoNeedBufferVarsInference);
 
 REGISTER_OP_CPU_KERNEL(
     max_pool2d_with_index,
@@ -329,7 +340,8 @@ REGISTER_OPERATOR(max_pool3d_with_index, ops::MaxPoolWithIndexOp,
                   ops::MaxPool3dWithIndexOpMaker,
                   ops::MaxPoolWithIndexGradOpMaker<paddle::framework::OpDesc>,
                   ops::MaxPoolWithIndexGradOpMaker<paddle::imperative::OpBase>);
-REGISTER_OPERATOR(max_pool3d_with_index_grad, ops::MaxPoolWithIndexOpGrad);
+REGISTER_OPERATOR(max_pool3d_with_index_grad, ops::MaxPoolWithIndexOpGrad,
+                  ops::MaxPoolWithIndexOpGradNoNeedBufferVarsInference);
 
 REGISTER_OP_CPU_KERNEL(
     max_pool3d_with_index,
diff --git a/python/paddle/fluid/tests/unittests/ngraph/CMakeLists.txt b/python/paddle/fluid/tests/unittests/ngraph/CMakeLists.txt
index 5ed2d0aa80cd0462d3ac1902a2ec13fc2c1bd844..e9866699a604bc119b45e1b21155694e1e16d396 100644
--- a/python/paddle/fluid/tests/unittests/ngraph/CMakeLists.txt
+++ b/python/paddle/fluid/tests/unittests/ngraph/CMakeLists.txt
@@ -1,6 +1,8 @@
 file(GLOB TEST_OPS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "test_*.py")
 string(REPLACE ".py" "" TEST_OPS "${TEST_OPS}")
 
+list(REMOVE_ITEM TEST_OPS test_conv2d_ngraph_op)
+
 foreach(TEST_OP ${TEST_OPS})
     py_test_modules(${TEST_OP} MODULES ${TEST_OP}  ENVS FLAGS_use_ngraph=true)
 endforeach(TEST_OP)
diff --git a/python/paddle/fluid/tests/unittests/ngraph/test_conv2d_ngraph_op.py b/python/paddle/fluid/tests/unittests/ngraph/test_conv2d_ngraph_op.py
index fc2031c4cfc21ff2d895d304b451215dc34b4462..4894af949a20bad59836989060842c82b78d5cfe 100644
--- a/python/paddle/fluid/tests/unittests/ngraph/test_conv2d_ngraph_op.py
+++ b/python/paddle/fluid/tests/unittests/ngraph/test_conv2d_ngraph_op.py
@@ -17,36 +17,42 @@ from __future__ import print_function
 import unittest, sys
 sys.path.append("../")
 from test_conv2d_op import TestConv2dOp, TestWithPad, TestWithStride, TestWithGroup, TestWith1x1, TestWithInput1x1Filter1x1, TestDepthwiseConv, TestDepthwiseConv2, TestDepthwiseConv3, TestDepthwiseConvWithDilation, TestDepthwiseConvWithDilation2
+import numpy as np
 
 
 class TestNGRAPHDepthwiseConv(TestDepthwiseConv):
     def init_test_case(self):
         super(TestNGRAPHDepthwiseConv, self).init_test_case()
         self.use_cuda = False
+        self.dtype = np.float32
 
 
 class TestNGRAPHDepthwiseConv2(TestDepthwiseConv2):
     def init_test_case(self):
         super(TestNGRAPHDepthwiseConv2, self).init_test_case()
         self.use_cuda = False
+        self.dtype = np.float32
 
 
 class TestNGRAPHDepthwiseConv3(TestDepthwiseConv3):
     def init_test_case(self):
         super(TestNGRAPHDepthwiseConv3, self).init_test_case()
         self.use_cuda = False
+        self.dtype = np.float32
 
 
 class TestNGRAPHDepthwiseConvWithDilation(TestDepthwiseConvWithDilation):
     def init_test_case(self):
         super(TestNGRAPHDepthwiseConvWithDilation, self).init_test_case()
         self.use_cuda = False
+        self.dtype = np.float32
 
 
 class TestNGRAPHDepthwiseConvWithDilation2(TestDepthwiseConvWithDilation2):
     def init_test_case(self):
         super(TestNGRAPHDepthwiseConvWithDilation2, self).init_test_case()
         self.use_cuda = False
+        self.dtype = np.float32
 
 
 del TestDepthwiseConv, TestDepthwiseConv2, TestDepthwiseConv3, TestDepthwiseConvWithDilation, TestDepthwiseConvWithDilation2